Resources Contact Us Home
Browse by Category: Main > Entertainment & Recreation
Class Information
Number: 472/40
Name: Amusement devices > Roundabout > Having carrier rotating about vertical axis (e.g., merry-go-round, etc.) > Disk, ring, or bowl
Description: Subject matter wherein the person or object bearing structure is a circular, generally flat platform, i.e., a disk or ring, or is a generally hemispherical, conical, or cylindrical configuration, i.e., a bowl, which underlies and supports the person or object as it turns about its central axis.

Sub-classes under this class:

Class Number Class Name Patents
472/41 Concentric arrangement 2
472/42 Employing occupant or article carriage moving repeatedly up and down 3

Patents under this class:

Patent Number Title Of Patent Date Issued
8602902 Rotating amusement device Dec. 10, 2013
8371952 Round ride with contoured and rotating track Feb. 12, 2013
7806551 Halloween trick bowl Oct. 5, 2010
6811826 Multilayer polymeric/zero valent material structure for enhanced gas or vapor barrier and UV barrier and method for making same Nov. 2, 2004
5603662 Hemispherical rocking toy Feb. 18, 1997
5549536 Rotating platform apparatus Aug. 27, 1996
4971314 Rotating disc amusement ride Nov. 20, 1990
4365819 Merry-go-round stroller Dec. 28, 1982
4076235 Entertainment and exercise device Feb. 28, 1978

  Recently Added Patents
Method and apparatus for power management control of an embedded memory having sleep and shutdown features
Preserving privacy of digital communication information
Wireless communication system and wireless communication method
Fuse part in semiconductor device and method for forming the same
Lookup front end packet input processor
Method, apparatus, and manufacture for adaptation of video encoder tuning parameters
Method for implementing dynamic pseudorandom keyboard remapping
  Randomly Featured Patents
SRAM layout for relaxing mechanical stress in shallow trench isolation technology and method of manufacture thereof
Flow system for enhancing undirectional fluid flow
Computer system for interrupting a communication function and control method thereof
Patterned magnetic recording media containing chemically-ordered FePt of CoPt
Method of manufacturing a stack-type piezoelectric element
Device for sealing refueling opening
Pulp production
Adjustable bed
Charge injectors for CCD registers
Polarization beam splitting optical system